UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K6pnjC/x/TECPosQkjb95ffIdsHXkR4lvCox/InASQU=' 
WHERE 
  key_id = '334bf9e270aaf4e14d77983dd516c97ad0ad08856af943b7c929f839dd78833a' 
  AND (
    token = 'K6pnjC/x/TECPosQkjb95ffIdsHXkR4lvCox/InASQU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )